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5-3x=x+1 rezolva ecuatia
dau coroana


Răspuns :

5-3X=X+1
5-3X=2X+1
5-3X=2X+1=3X

5-3x=x+1 mutitot x+1 in stanga, adica: 5-3-(x+1)=0 5-3-x-1=0 5-4-x=0 1-x=0/-1 -x=-1/:(-1) x=1